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Finding the Fourth Proportional to 58,885.36, 88,274.58 and 21,418.94

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Solution

The fourth proportional to 58,885.36, 88,274.58 and 21,418.94 is: 32,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,885.36 : 88,274.58 = 21,418.94 : x
  2. Step 2: Convert to fraction form
    58,885.36/88,274.58 = 21,418.94/x
  3. Step 3: Cross multiply
    58,885.36x = 88,274.58 × 21,418.94
  4. Step 4: Simplify right side
    58,885.36x = 1,890,748,153.23
  5. Step 5: Solve for x
    x = 1,890,748,153.23/58,885.36
  6. Step 6: Final answer
    x = 32,108.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.